A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5965-00-196-7320
NSN 5960-00-357-3043
NSN 5998-01-151-6019
NSN 5975-01-506-3174
NSN 5915-00-636-9785
NSN 6645-01-495-0939
NSN 5910-00-679-9556
NSN 5975-00-527-9656
NSN 6130-00-780-9452
NSN 6650-01-483-4267
NSN 5920-01-435-3416
NSN 6150-00-411-2063